#F0FB63#F0FB63

#F0FB63 is a very light, vivid yellow. Relative luminance 0.884; OKLCH L 95.2% C 0.172 H 113.1°. Best body text is #000000 at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#F0FB63
RGB	rgb(240, 251, 99)
HSL	hsl(64, 95%, 69%)
HSV	hsv(64, 61%, 98%)
CMYK	cmyk(4.4%, 0%, 60.6%, 1.6%)
CIE-LAB	lab(95.34, -22.67, 69.43)
CIE-LCH	lch(95.34, 73.04, 108.08°)
OKLab	oklab(95.2% -0.0677 0.1586)
OKLCH	oklch(95.2% 0.172 113.1)
XYZ	xyz(72.6863, 88.4219, 25.0401)
Luminance	0.8842 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0FB63 #6E63FB

analogous

#FBBA63 #F0FB63 #A4FB63

triadic

#F0FB63 #63F0FB #FB63F0

tetradic

#F0FB63 #63FBBA #6E63FB #FB63A4

square

#F0FB63 #63FBBA #6E63FB #FB63A4

split-complementary

#F0FB63 #63A4FB #BA63FB

monochromatic

#CEDE06 #EAF927 #F0FB63 #F6FD9F #FBFEDA

Accessibility & contrast

On white

1.12

#F0FB63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.68

#F0FB63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0FB63

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0FB63	#FFFFFF	#000000	##000000
##F0FB63	1.00	1.12	18.68	18.68
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.68	21.00	1.00	1.00
##000000	18.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF051

Deuteranopia (green-blind)

#FFF36D

Tritanopia (blue-blind)

#FFEDDB

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #f0fb63;
/* rgb */ color: rgb(240, 251, 99);
/* oklch */ color: oklch(95.2% 0.172 113.1);

Tailwind

colors: {
  custom: {
    50: '#f8fc95',
    500: '#f0fb63',
    950: '#000000',
  },
}

SCSS

$custom: #f0fb63;
$custom-light: #f8fc95;
$custom-dark: #000000;

JSON

{
  "hex": "#f0fb63",
  "rgb": {
    "r": 240,
    "g": 251,
    "b": 99
  },
  "hsl": {
    "h": 64.342,
    "s": 95,
    "l": 68.627
  },
  "oklch": {
    "l": 0.95199,
    "c": 0.17247,
    "h": 113.1
  },
  "luminance": 0.8842
}

Semantic roles & 50–950 ramp

primary

#F0FB63

secondary

#392DD5

accent

#00E611

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F0FB63

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →